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Diffstat (limited to 'board/dhelectronics/common/dh_common.c')
-rw-r--r--board/dhelectronics/common/dh_common.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/board/dhelectronics/common/dh_common.c b/board/dhelectronics/common/dh_common.c
index 67e3d59b1f3..34094a020b0 100644
--- a/board/dhelectronics/common/dh_common.c
+++ b/board/dhelectronics/common/dh_common.c
@@ -18,6 +18,19 @@ bool dh_mac_is_in_env(const char *env)
return eth_env_get_enetaddr(env, enetaddr);
}
+int dh_get_mac_is_enabled(const char *alias)
+{
+ ofnode node = ofnode_path(alias);
+
+ if (!ofnode_valid(node))
+ return -EINVAL;
+
+ if (!ofnode_is_enabled(node))
+ return -ENODEV;
+
+ return 0;
+}
+
int dh_get_mac_from_eeprom(unsigned char *enetaddr, const char *alias)
{
struct udevice *dev;
@@ -57,6 +70,9 @@ __weak int dh_setup_mac_address(void)
if (dh_mac_is_in_env("ethaddr"))
return 0;
+ if (dh_get_mac_is_enabled("ethernet0"))
+ return 0;
+
if (!dh_get_mac_from_eeprom(enetaddr, "eeprom0"))
return eth_env_set_enetaddr("ethaddr", enetaddr);